73488313 has 2 divisors, whose sum is σ = 73488314. Its totient is φ = 73488312.

The previous prime is 73488301. The next prime is 73488319. The reversal of 73488313 is 31388437.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 39476089 + 34012224 = 6283^2 + 5832^2 .

It is a cyclic number.

It is not a de Polignac number, because 73488313 - 2⁵ = 73488281 is a prime.

It is not a weakly prime, because it can be changed into another prime (73488319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36744156 + 36744157.

It is an arithmetic number, because the mean of its divisors is an integer number (36744157).

Almost surely, 2^73488313 is an apocalyptic number.

It is an amenable number.

73488313 is a deficient number, since it is larger than the sum of its proper divisors (1).

73488313 is an equidigital number, since it uses as much as digits as its factorization.

73488313 is an evil number, because the sum of its binary digits is even.

The product of its digits is 48384, while the sum is 37.

The square root of 73488313 is about 8572.5324729627. The cubic root of 73488313 is about 418.8637333307.

The spelling of 73488313 in words is "seventy-three million, four hundred eighty-eight thousand, three hundred thirteen".